333 009 217 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	5310000
B2 =	5310000

Status	Date	User	Residue	Shift	Software
Unverified	2020-08-06	danc2	55418647B2F118__	61969869	CUDALucas v2.06

History

Date	User	Type	Result
2023-02-05	Mark Rose	NF	no factor TF: 80-81
2023-02-05	Mark Rose	NF	no factor TF: 79-80
2023-02-05	Mark Rose	NF	no factor TF: 78-79
2020-08-06	danc2	C-LL	55418647B2F118__
2020-05-17	Kriesel	NF	no factor TF: 77-78
2013-12-27	fdmjh	NF	no factor TF: 76-77
2013-11-05	fdmjh	NF-PM1	B1=5310000
2013-10-07	fdmjh	NF	no factor TF: 75-76
2013-09-21	fdmjh	NF	no factor TF: 74-75
2013-09-14	fdmjh	NF	no factor TF: 73-74
2013-09-11	fdmjh	NF	no factor TF: 72-73
2013-01-13	LaurV	NF	no factor TF: 71-72
2011-12-04	lalera	NF	no factor TF: 70-71
2011-12-04	lalera	NF	no factor TF: 69-70
2011-12-04	lalera	NF	no factor TF: 68-69
2011-11-29	lalera	NF	no factor TF: 67-68
2011-11-28	lalera	NF	no factor TF: 66-67
2010-11-03	Architects Cubed	NF	no factor TF: 65-66
2010-09-08	Architects Cubed	NF	no factor TF: 64-65